20199362144

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1129213}}^1$

素因数の和:1129279

約数の個数: 48

約数和(自身を含む): 43822536912

約数和(自身を除く): 23623174768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 4472, 8944, 17888, 1129213, 2258426, 4516852, 9033704, 14679769, 18067408, 29359538, 36134816, 48556159, 58719076, 97112318, 117438152, 194224636, 234876304, 388449272, 469752608, 631230067, 776898544, 1262460134, 1553797088, 2524920268, 5049840536, 10099681072, 20199362144]

約数ペア:

[(1, 20199362144), (2, 10099681072), (4, 5049840536), (8, 2524920268), (13, 1553797088), (16, 1262460134), (26, 776898544), (32, 631230067), (43, 469752608), (52, 388449272), (86, 234876304), (104, 194224636), (172, 117438152), (208, 97112318), (344, 58719076), (416, 48556159), (559, 36134816), (688, 29359538), (1118, 18067408), (1376, 14679769), (2236, 9033704), (4472, 4516852), (8944, 2258426), (17888, 1129213)]